Open-Source Directory — Claude / Anthropic

Claude
Tools

A curated index of extensions, plugins, MCP servers, hooks, and integrations for Claude — discovered from GitHub and refreshed daily.

Repository Growth — Last 30 Days

8250entries
★ starsA–Z name

board-of-advisors

2
@SimonTheSalesBooster

15 AI advisors that meet every morning, debate your business, and tell you the one thing to do today

updated May 2026

mount-aliyun-oss

2
@YijiaDuan

把阿里云 OSS 挂成 Mac 的 Finder 文件夹,不装 macFUSE,不重启,不降 SIP。A Claude Code skill for mounting Alibaba Cloud OSS on macOS via rclone nfsmount — no kernel extensions required.

updated Apr 2026

hermes-tool-proxy

2
@ylytdeng

A tiny proxy that lets Hermes Agent bypass Anthropic's third-party agent fingerprinting when using a cli-proxy-api (Claude Code OAuth) backend.

updated May 2026

fastmcp-production-template

2
@ManjunathGovindaraju

Production-ready MCP server template with async PostgreSQL, OpenTelemetry observability, tool-level security, Docker and Kubernetes Helm chart. Zero to deployed in 10 minutes.

updated May 2026

mayun-skill

2
@csong8904-spec

马云商业思维辅助 Claude Skill — 创业决策框架 | Jack Ma Business Thinking Framework for Claude

updated Apr 2026

agentic-toolkit

2
@AdamCaviness

Claude Code skills, commands, and extensions

updated May 2026

claude-laravel-13-skill

2
@Deixtra-Private-Limited

Built for developers who want Claude to generate production-ready Laravel 13 code that follows modern best practices, uses the latest PHP attributes, and leverages Laravel's newest features out of the box.

updated May 2026

clawd-matrix

2
@phoogers

Real-world notifications for Claude Code — animated Clawd mascot on a WLED LED matrix + smart-light flashes, driven by Claude Code hooks.

updated Apr 2026

diligence

2
@eriknyquist

Make Claude do a better job of providing verifiably correct technical information by default

updated Apr 2026

context-engine

2
@JaimeJunr

Drop-in token saver for Claude Code & MCP agents — auto-rewrite hooks + 10-tool MCP server + BM25/PageRank repo maps + call graphs in 7 languages + local RAG. Single Rust binary, 100% local, zero APIs.

updated Jun 2026

kleinanzeigen-reader

2
@its-me-prash

CLI + Claude Skill to analyze kleinanzeigen.de listings — dealer detection, damage flags, duplicates, images. Zero dependencies.

updated Jun 2026

claude-code-toolkit

2
@Anic888

Production-tested skills, plugins, hooks, and MCP integrations for Claude Code. 88+ skills, 17 plugins, 10 MCP servers, custom security tools.

updated May 2026

claude-code-forge

2
@chrisdev1187

Production-grade workflow enforcement for Claude Code — hooks, sprint gates, token budgets, and session continuity in one drop-in kit.

updated Apr 2026

claude-atelier

2
@malikkaraoui

Framework Claude Code : hooks d'enforcement, agents nommés (Steve, Isaac), Challenger, satellites par stack, mode nuit, permissions proactives. 11 rails / 16 règles. Zero dependency.

updated May 2026

marketing-pipeline

2
@robertnowell

Problem-first automated marketing pipeline for open source projects.

updated Jun 2026

chatgpt-plus-guide

2
@xyzm6

Claude Code Skill — practical guide for ChatGPT Plus/Pro subscribers: regional pricing, payment methods for blocked regions, Plus vs Pro decisions, account safety, renewal tips.

updated Apr 2026

hooked-ux

2
@mikeoptimax

Claude Code skill: hooked-ux

updated May 2026

boycott-filter

2
@vdk888

Personal boycott filter — ads are so intrusive they make you want to never buy the product? Tell your AI agent, it enforces the boycott. Chrome extension warns you automatically.

updated Apr 2026

topic-cluster-architect

2
@x0u0an

Claude Code skill for building SEO topic cluster strategies from site type, maturity, competitors, and existing content.

updated Apr 2026

claude-agent-sdk-golang

2
@next-bin

A Go SDK for building AI agents with Claude Code. Provides a high-level API for querying Claude, managing interactive sessions, defining custom tools, intercepting agent behavior with hooks, and managing conversation sessions.

updated Apr 2026

claude-usage-viewer

2
@februrary

VS Code extension: Claude Code token usage in the status bar — auto-calibrated via API, no manual config

updated May 2026

doc2md

2
@luckmattos

Convert PDFs, Word docs, spreadsheets, PowerPoints and YouTube videos to Markdown locally — zero LLM tokens. Claude Code skill.

updated Apr 2026

speckit-security

2
@TEKIMAX

Security-first extension for GitHub Spec Kit — threat modeling, red teaming, AI guardrails, and model governance gates for spec-driven development

updated May 2026

klartext

2
@severinschweiger

Claude Skill to remove AI writing patterns from German text

updated May 2026
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